diff --git a/lib/tasks/gitlab/check.rake b/lib/tasks/gitlab/check.rake
index dbb3b827b9a..1bd36bbe20a 100644
--- a/lib/tasks/gitlab/check.rake
+++ b/lib/tasks/gitlab/check.rake
@@ -41,8 +41,6 @@ namespace :gitlab do
   end
 
   namespace :gitlab_shell do
-    include SystemCheck::Helpers
-
     desc "GitLab | Check the configuration of GitLab Shell"
     task check: :environment  do
       warn_user_is_not_gitlab
@@ -249,8 +247,6 @@ namespace :gitlab do
   end
 
   namespace :sidekiq do
-    include SystemCheck::Helpers
-
     desc "GitLab | Check the configuration of Sidekiq"
     task check: :environment  do
       warn_user_is_not_gitlab
@@ -309,8 +305,6 @@ namespace :gitlab do
   end
 
   namespace :incoming_email do
-    include SystemCheck::Helpers
-
     desc "GitLab | Check the configuration of Reply by email"
     task check: :environment  do
       warn_user_is_not_gitlab
@@ -444,8 +438,6 @@ namespace :gitlab do
   end
 
   namespace :ldap do
-    include SystemCheck::Helpers
-
     task :check, [:limit] => :environment do |_, args|
       # Only show up to 100 results because LDAP directories can be very big.
       # This setting only affects the `rake gitlab:check` script.
@@ -501,8 +493,6 @@ namespace :gitlab do
   end
 
   namespace :repo do
-    include SystemCheck::Helpers
-
     desc "GitLab | Check the integrity of the repositories managed by GitLab"
     task check: :environment do
       Gitlab.config.repositories.storages.each do |name, repository_storage|
@@ -517,8 +507,6 @@ namespace :gitlab do
   end
 
   namespace :user do
-    include SystemCheck::Helpers
-
     desc "GitLab | Check the integrity of a specific user's repositories"
     task :check_repos, [:username] => :environment do |t, args|
       username = args[:username] || prompt("Check repository integrity for fsername? ".color(:blue))
diff --git a/lib/tasks/gitlab/helpers.rake b/lib/tasks/gitlab/helpers.rake
index dd2d5861481..b0a24790c4a 100644
--- a/lib/tasks/gitlab/helpers.rake
+++ b/lib/tasks/gitlab/helpers.rake
@@ -4,5 +4,5 @@ require 'tasks/gitlab/task_helpers'
 StateMachines::Machine.ignore_method_conflicts = true if ENV['CRON']
 
 namespace :gitlab do
-  include Gitlab::TaskHelpers
+  extend SystemCheck::Helpers
 end
diff --git a/lib/tasks/gitlab/task_helpers.rb b/lib/tasks/gitlab/task_helpers.rb
index 28b2d86eed2..d85b810ac66 100644
--- a/lib/tasks/gitlab/task_helpers.rb
+++ b/lib/tasks/gitlab/task_helpers.rb
@@ -5,6 +5,8 @@ module Gitlab
   TaskAbortedByUserError = Class.new(StandardError)
 
   module TaskHelpers
+    extend self
+
     # Ask if the user wants to continue
     #
     # Returns "yes" the user chose to continue
diff --git a/spec/support/rake_helpers.rb b/spec/support/rake_helpers.rb
index 5cb415111d2..86bfeed107c 100644
--- a/spec/support/rake_helpers.rb
+++ b/spec/support/rake_helpers.rb
@@ -5,11 +5,15 @@ module RakeHelpers
   end
 
   def stub_warn_user_is_not_gitlab
-    allow_any_instance_of(Object).to receive(:warn_user_is_not_gitlab)
+    allow(main_object).to receive(:warn_user_is_not_gitlab)
   end
 
   def silence_output
-    allow($stdout).to receive(:puts)
-    allow($stdout).to receive(:print)
+    allow(main_object).to receive(:puts)
+    allow(main_object).to receive(:print)
+  end
+
+  def main_object
+    @main_object ||= TOPLEVEL_BINDING.eval('self')
   end
 end
diff --git a/spec/tasks/gitlab/gitaly_rake_spec.rb b/spec/tasks/gitlab/gitaly_rake_spec.rb
index 871902a131b..43ac1a72152 100644
--- a/spec/tasks/gitlab/gitaly_rake_spec.rb
+++ b/spec/tasks/gitlab/gitaly_rake_spec.rb
@@ -20,7 +20,7 @@ describe 'gitlab:gitaly namespace rake task' do
 
     context 'when an underlying Git command fail' do
       it 'aborts and display a help message' do
-        expect_any_instance_of(Object)
+        expect(main_object)
           .to receive(:checkout_or_clone_version).and_raise 'Git error'
 
         expect { run_rake_task('gitlab:gitaly:install', clone_path) }.to raise_error 'Git error'
@@ -33,7 +33,7 @@ describe 'gitlab:gitaly namespace rake task' do
       end
 
       it 'calls checkout_or_clone_version with the right arguments' do
-        expect_any_instance_of(Object)
+        expect(main_object)
           .to receive(:checkout_or_clone_version).with(version: version, repo: repo, target_dir: clone_path)
 
         run_rake_task('gitlab:gitaly:install', clone_path)
@@ -58,13 +58,13 @@ describe 'gitlab:gitaly namespace rake task' do
 
       context 'gmake is available' do
         before do
-          expect_any_instance_of(Object).to receive(:checkout_or_clone_version)
-          allow_any_instance_of(Object).to receive(:run_command!).with(command_preamble + ['gmake']).and_return(true)
+          expect(main_object).to receive(:checkout_or_clone_version)
+          allow(main_object).to receive(:run_command!).with(command_preamble + ['gmake']).and_return(true)
         end
 
         it 'calls gmake in the gitaly directory' do
           expect(Gitlab::Popen).to receive(:popen).with(%w[which gmake]).and_return(['/usr/bin/gmake', 0])
-          expect_any_instance_of(Object).to receive(:run_command!).with(command_preamble + ['gmake']).and_return(true)
+          expect(main_object).to receive(:run_command!).with(command_preamble + ['gmake']).and_return(true)
 
           run_rake_task('gitlab:gitaly:install', clone_path)
         end
@@ -72,13 +72,13 @@ describe 'gitlab:gitaly namespace rake task' do
 
       context 'gmake is not available' do
         before do
-          expect_any_instance_of(Object).to receive(:checkout_or_clone_version)
-          allow_any_instance_of(Object).to receive(:run_command!).with(command_preamble + ['make']).and_return(true)
+          expect(main_object).to receive(:checkout_or_clone_version)
+          allow(main_object).to receive(:run_command!).with(command_preamble + ['make']).and_return(true)
         end
 
         it 'calls make in the gitaly directory' do
           expect(Gitlab::Popen).to receive(:popen).with(%w[which gmake]).and_return(['', 42])
-          expect_any_instance_of(Object).to receive(:run_command!).with(command_preamble + ['make']).and_return(true)
+          expect(main_object).to receive(:run_command!).with(command_preamble + ['make']).and_return(true)
 
           run_rake_task('gitlab:gitaly:install', clone_path)
         end
diff --git a/spec/tasks/gitlab/shell_rake_spec.rb b/spec/tasks/gitlab/shell_rake_spec.rb
index ee3614c50f6..65155cb044d 100644
--- a/spec/tasks/gitlab/shell_rake_spec.rb
+++ b/spec/tasks/gitlab/shell_rake_spec.rb
@@ -22,7 +22,8 @@ describe 'gitlab:shell rake tasks' do
   describe 'create_hooks task' do
     it 'calls gitlab-shell bin/create_hooks' do
       expect_any_instance_of(Object).to receive(:system)
-        .with("#{Gitlab.config.gitlab_shell.path}/bin/create-hooks", *repository_storage_paths_args)
+        .with("#{Gitlab.config.gitlab_shell.path}/bin/create-hooks",
+              *Gitlab::TaskHelpers.repository_storage_paths_args)
 
       run_rake_task('gitlab:shell:create_hooks')
     end
diff --git a/spec/tasks/gitlab/workhorse_rake_spec.rb b/spec/tasks/gitlab/workhorse_rake_spec.rb
index 1b68f3044a4..42516d36c67 100644
--- a/spec/tasks/gitlab/workhorse_rake_spec.rb
+++ b/spec/tasks/gitlab/workhorse_rake_spec.rb
@@ -20,7 +20,7 @@ describe 'gitlab:workhorse namespace rake task' do
 
     context 'when an underlying Git command fail' do
       it 'aborts and display a help message' do
-        expect_any_instance_of(Object)
+        expect(main_object)
           .to receive(:checkout_or_clone_version).and_raise 'Git error'
 
         expect { run_rake_task('gitlab:workhorse:install', clone_path) }.to raise_error 'Git error'
@@ -33,7 +33,7 @@ describe 'gitlab:workhorse namespace rake task' do
       end
 
       it 'calls checkout_or_clone_version with the right arguments' do
-        expect_any_instance_of(Object)
+        expect(main_object)
           .to receive(:checkout_or_clone_version).with(version: version, repo: repo, target_dir: clone_path)
 
         run_rake_task('gitlab:workhorse:install', clone_path)
@@ -48,13 +48,13 @@ describe 'gitlab:workhorse namespace rake task' do
 
       context 'gmake is available' do
         before do
-          expect_any_instance_of(Object).to receive(:checkout_or_clone_version)
-          allow_any_instance_of(Object).to receive(:run_command!).with(['gmake']).and_return(true)
+          expect(main_object).to receive(:checkout_or_clone_version)
+          allow(Object).to receive(:run_command!).with(['gmake']).and_return(true)
         end
 
         it 'calls gmake in the gitlab-workhorse directory' do
           expect(Gitlab::Popen).to receive(:popen).with(%w[which gmake]).and_return(['/usr/bin/gmake', 0])
-          expect_any_instance_of(Object).to receive(:run_command!).with(['gmake']).and_return(true)
+          expect(main_object).to receive(:run_command!).with(['gmake']).and_return(true)
 
           run_rake_task('gitlab:workhorse:install', clone_path)
         end
@@ -62,13 +62,13 @@ describe 'gitlab:workhorse namespace rake task' do
 
       context 'gmake is not available' do
         before do
-          expect_any_instance_of(Object).to receive(:checkout_or_clone_version)
-          allow_any_instance_of(Object).to receive(:run_command!).with(['make']).and_return(true)
+          expect(main_object).to receive(:checkout_or_clone_version)
+          allow(main_object).to receive(:run_command!).with(['make']).and_return(true)
         end
 
         it 'calls make in the gitlab-workhorse directory' do
           expect(Gitlab::Popen).to receive(:popen).with(%w[which gmake]).and_return(['', 42])
-          expect_any_instance_of(Object).to receive(:run_command!).with(['make']).and_return(true)
+          expect(main_object).to receive(:run_command!).with(['make']).and_return(true)
 
           run_rake_task('gitlab:workhorse:install', clone_path)
         end